steve brown is live for us in mansfield, ohio, with the latest. hi, steve. >> hi there. yes, ohio presidential campaigns, it could be argued or split into two halves. election day, the second half. leading up to that, about getting folks to vote early, that's the first half. and that's the strength of the obama campaign. by aklimmation, it's expected obama will go into election day here in ohio with an edge. the question is, how great an edge? why the emphasis on early voting? essentially for every supporter you get to the polls, that means your concentration of resource social security working on a smaller universe of potential voters to try and influence. so in their view, it is a more efficient way of getting folks to the polls and a winning formula. they brought in people to provide a little bit of motivation, if you will. the afl-cio president, richard trumka, obama ally, was talking to unionized folks about their interest or their -- what's in their best interest in getting this president reelected is that the top of trumka's list and he was stealing from the presi